Results 51 to 60 of about 15,758 (211)

Multi-mesh gear dynamics program evaluation and enhancements [PDF]

open access: yes
A multiple mesh gear dynamics computer program was continually developed and modified during the last four years. The program can handle epicyclic gear systems as well as single mesh systems with internal, buttress, or helical tooth forms.
Boyd, L. S., Pike, J.
core   +1 more source

Combined pressure regulator and shutoff valve [PDF]

open access: yes, 1974
A remotely operable pressure regulator and shutoff valve particularly suited for achieving high resolution and flow control, and positive shutoff is described.
Koch, E. F.
core   +1 more source

Measuring Method for Helical Angle Parameter of Helical Gear based on Machine Vision

open access: yesJixie chuandong, 2020
In order to detect helical angle and other parameter quickly, the method of measuring standard helical gear is proposed based on machine vision. First of all, the overall structure and measurement process of the system are introduced.
Wei Shi, Yu Hou, Shifan Zhou, Qilang Liu
doaj  

修形人字齿轮传动系统动态特性分析

open access: yesJixie chuandong, 2014
The double helical gear addendum modification is achieved by using parabola instead of part of straight line on rack cutter blade.Through a predesigned parabolic function of transmission errors and combined with the equation of the rack cutter blade,the ...
尚鹏, 李建华, 王三民
doaj  

High-speed helical gear design [PDF]

open access: yes, 1966
Call number: LD2668 .R4 1966 ...
Suthar, Shamaldas Laljibhai.
core  

Novel spectral kurtosis technology for adaptive vibration condition monitoring of multi-stage gearboxes [PDF]

open access: yes, 2016
In this paper, the novel wavelet spectral kurtosis (WSK) technique is applied for the early diagnosis of gear tooth faults. Two variants of the wavelet spectral kurtosis technique, called variable resolution WSK and constant resolution WSK, are ...
Barbieri, M.   +5 more
core   +1 more source

Research of the Variation of Meshing Force of the Plastic Helical Gear and Steel Worm

open access: yesJixie chuandong, 2018
In order to investigate the meshing force of the tooth surface of the plastic helical gear and the steel worm in the transmission process,the mechanical model of the meshing pair of plastic helical gear and steel worm is established by considering the ...
Yun Yonghu, Hu Hong, Ta Jingning
doaj  

Electrical impedance observation for lubrication conditions of helical gears under actual operation

open access: yesNihon Kikai Gakkai ronbunshu
In this study, the effectiveness of the electrical impedance method (EIM) for monitoring lubrication conditions in helical gear systems during actual operation was investigated.
Hikaru OKUBO, Asuka WATANABE, Ken NAKANO
doaj   +1 more source

渐开线斜齿圆柱齿轮齿面接触强度分析

open access: yesJixie chuandong, 2014
The total contact line length isn’t a constant value during a meshing period of helical gear pair. However the length will have an affect on the linear load which acts on helical gear pair,so the variational law of contact line length during a meshing ...
李宁, 李威
doaj  

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